Severe Thunderstorms in the Midwest and Arizona; Heat Continues in the Southeast and Southwest

Thunderstorms, some severe, may lead to scattered instances of flash flooding across the Midwest and Ohio Valley and southern Arizona. The threat will shift to the Mid-Atlantic coast on Thursday. Dangerous heat persists in the South and Southeast while building into the Southwest. Overnight lows will be so warm that little-to-no relief from the scorching daytime highs will be available. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

Lat: 47.31333°NLon: 114.09806°WElev: 2990.0ft.

NA

63°F

17°C

Humidity 55%
Wind Speed SSE 4 MPH
Barometer NA
Dewpoint 47°F (8°C)
Visibility NA
Last update 20 Aug 01:00 AM MDT
Extended Forecast for

5 Miles N St. Ignatius MT

  • Overnight

    Overnight: Mostly clear, with a low around 51. Light east wind.

    Low: 51 °F

    Mostly Clear

  • Thursday

    Thursday: Patchy smoke after noon. Sunny, with a high near 91. Light and variable wind.

    High: 91 °F

    Sunny then
    Patchy Smoke

  • Thursday Night

    Thursday Night: Patchy smoke before 7pm. Increasing clouds, with a low around 53. Light and variable wind.

    Low: 53 °F

    Patchy Smoke
    then Partly
    Cloudy

  • Friday

    Friday: Mostly cloudy, then gradually becoming sunny, with a high near 91. Light north wind.

    High: 91 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 56. Light and variable wind.

    Low: 56 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm.  Partly sunny, with a high near 89. Chance of precipitation is 20%.

    High: 89 °F

    Slight Chance
    Rain then
    Slight Chance
    T-storms

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight.  Mostly cloudy, with a low around 52. Chance of precipitation is 30%.

    Low: 52 °F

    Chance
    Showers

  • Sunday

    Sunday: Sunny, with a high near 81.

    High: 81 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 46.

    Low: 46 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly clear, with a low around 51. Light east wind.
Thursday
Patchy smoke after noon. Sunny, with a high near 91. Light and variable wind.
Thursday Night
Patchy smoke before 7pm. Increasing clouds, with a low around 53. Light and variable wind.
Friday
Mostly cloudy, then gradually becoming sunny, with a high near 91. Light north wind.
Friday Night
Mostly cloudy, with a low around 56. Light and variable wind.
Saturday
A slight chance of rain before 3pm, then a slight chance of showers and thunderstorms after 3pm. Partly sunny, with a high near 89. Chance of precipitation is 20%.
Saturday Night
A chance of showers and thunderstorms before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 52. Chance of precipitation is 30%.
Sunday
Sunny, with a high near 81.
Sunday Night
Mostly clear, with a low around 46.
Monday
Sunny, with a high near 83.
Monday Night
Mostly clear, with a low around 48.
Tuesday
Sunny, with a high near 86.
Tuesday Night
Partly cloudy, with a low around 50.
Wednesday
Sunny, with a high near 85.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles N St. Ignatius MT
 47.39°N 114.1°W (Elev. 2799 ft)
12:27 am MDT Aug 20, 2026
1am MDT Aug 20, 2026-6pm MDT Aug 26, 2026
 
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Additional Resources

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